﻿using System;
using System.IO;

namespace LabSolutions
{
    class Program
    {
        static void Main(string[] args)
        {
            string input = null;
            using (StreamReader sr = new StreamReader("input.txt"))
            {
                input = sr.ReadToEnd();
            }
            double a = double.Parse(input);
            double z1 = 1 - 1d / 4d * Math.Pow(Math.Sin(2 * a), 2) + Math.Cos(2 * a);
            double z2 = Math.Pow(Math.Cos(a), 2) + Math.Pow(Math.Cos(a), 4);
            using (StreamWriter sw = new StreamWriter("output.txt"))
            {
                sw.WriteLine(z1.ToString("0.00000"));
                sw.Write(z2.ToString("0.00000"));
            }            
        }
    }
}
